/**
 * 
 */
package routefinder.module;

/**
 * @author An
 *
 */
public abstract class RouteStore {
	public abstract boolean addLocation(String locationName);
	public abstract boolean addPath(String fromLocation, String toLocation, double distance);
	
	//return -1 if there is no route
	public abstract double getShortestDistance(String fromLocation, String toLocation);
}
